Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Remote Keyless Entry System

Work Flow
1. Check the symptom and customer's requests.
2. Understand the outline of system. Refer to "System Description".
3. Perform the preliminary check. Refer to "Preliminary Check" .
4. Perform the communication inspection. If CONSULT-II is used, refer to "IVMS COMMUNICATION INSPECTION". If CONSULT-II is not used, refer to "COMMUNICATION DIAGNOSIS". Is the communication diagnosis result OK?
OK: GO TO step 7
NG: GO TO step 5
5. Repair or replace depending on the diagnosis result.
6. Perform the communication diagnosis again. If CONSULT-II is used, refer to "IVMS COMMUNICATION INSPECTION". If CONSULT-II is not used, refer to "COMMUNICATION DIAGNOSIS". Is communication diagnosis result OK?
OK: GO TO step 7
NG: GO TO step 5
7. Referring to Trouble diagnosis chart, repair or replace the cause of the incident. Refer to "Trouble Diagnosis Chart by Symptom".
8. Does the remote keyless entry system operate normally?
YES: GO TO step 9
NO: GO TO step 7
9. Inspection end.